Home / 1,098,873.90-1,648,045.11-300,159.54

Finding the Fourth Proportional to 1,098,873.90, 1,648,045.11 and 300,159.54

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Solution

The fourth proportional to 1,098,873.90, 1,648,045.11 and 300,159.54 is: 450,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,873.90 : 1,648,045.11 = 300,159.54 : x
  2. Step 2: Convert to fraction form
    1,098,873.90/1,648,045.11 = 300,159.54/x
  3. Step 3: Cross multiply
    1,098,873.90x = 1,648,045.11 × 300,159.54
  4. Step 4: Simplify right side
    1,098,873.90x = 494,676,462,116.85
  5. Step 5: Solve for x
    x = 494,676,462,116.85/1,098,873.90
  6. Step 6: Final answer
    x = 450,166.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.